169450020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{13259}}^1$

素因数の和:13345

約数の個数: 72

約数和(自身を含む): 521277120

約数和(自身を除く): 351827100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 13259, 26518, 39777, 53036, 66295, 79554, 119331, 132590, 159108, 198885, 238662, 265180, 397770, 477324, 596655, 795540, 941389, 1193310, 1882778, 2386620, 2824167, 3765556, 4706945, 5648334, 8472501, 9413890, 11296668, 14120835, 16945002, 18827780, 28241670, 33890004, 42362505, 56483340, 84725010, 169450020]

約数ペア:

[(1, 169450020), (2, 84725010), (3, 56483340), (4, 42362505), (5, 33890004), (6, 28241670), (9, 18827780), (10, 16945002), (12, 14120835), (15, 11296668), (18, 9413890), (20, 8472501), (30, 5648334), (36, 4706945), (45, 3765556), (60, 2824167), (71, 2386620), (90, 1882778), (142, 1193310), (180, 941389), (213, 795540), (284, 596655), (355, 477324), (426, 397770), (639, 265180), (710, 238662), (852, 198885), (1065, 159108), (1278, 132590), (1420, 119331), (2130, 79554), (2556, 66295), (3195, 53036), (4260, 39777), (6390, 26518), (12780, 13259)]